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Duane L. Tarnacki



500 Woodward Ave
Suite 3500
Detroit, MI 48226
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Fax: +13133096864
J.D., cum laude, University of Notre Dame, Notre Dame, Indiana, 1980
M.B.A., with Honors, University of Notre Dame, Notre Dame, Indiana, 1980
B.A., with high distinction, University of Michigan, Ann Arbor, Michigan, 1976
State Bar Licenses
Super lawyers 2015
Best lawyers

Duane L. Tarnacki


Duane L. Tarnacki advises tax-exempt organizations with organization, incorporation and qualification matters, tax regulation, and preparing and administering retirement plans and welfare benefit plans. 

Duane provides a full range of services, including incorporation and qualification of new nonprofit organizations, advice about regulation by the Internal Revenue Service and state authorities, representation relating to general corporate matters and tax issues, including unrelated business taxable income, the preparation and administration of retirement plans and welfare benefit plans, and all aspects of organization and operations. In his planned giving work, Duane serves as legal counsel to the development offices of a number of large charitable institutions.

Best Lawyers in America (2019 and 2021 Editions) for Corporate Law; Nonprofit/Charities Law
Named Lawyer of the Year by Best Lawyers® for Non-Profit/Charities Law in Detroit, 2012 and 2017
Outstanding Nonprofit Attorney Award for 2003 by the Business Law Section of the American Bar Association
Crain’s Detroit Business Top Attorneys in Michigan
DBusiness Top Lawyers
Who’s Who in American Law
Michigan Super Lawyers
Corporate Work Study Program - Detroit Cristo Rey High School, Board Member
Council on Foundations (Washington D.C.)
Council of Michigan Foundations, Business Contributions Council
Ethel and James Flinn Foundation, Trustee and Vice Chairman
Internal Revenue Service, Tax Exempt and Governmental Entities Council for the Great Lakes Area
Irma Giddey Charitable Fund, Trustee and President
Michigan State Bar Foundation, Fellow
Michigan Supreme Court Historical Society, Founding Director, Director and Secretary (1988-1996)
Michigan Manufacturers Association, Secretary
Planned Giving Roundtable of Southeast Michigan, founding member and former Executive Committee member
State Bar of Michigan
The Futures Foundation, Director and Vice Chair
Detroit Historical Society, Officer and Member of the governing board
Detroit Athletic Club Foundation
Thompson Foundation, Board of Trustees
Detroit Economic Growth Corporation, Board Member
College for Creative Studies, Officer and Trustee
Juvenile Diabetes Foundation, Board of Directors
Michigan Cancer Foundation Planned Giving Advisory Council